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integration_test.go
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integration_test.go
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package integration
import (
"bytes"
"fmt"
"os"
"os/exec"
"path/filepath"
"runtime"
"strconv"
"strings"
"testing"
"time"
log "github.com/Sirupsen/logrus"
"github.com/sapk/docker-volume-gluster/gluster"
"github.com/sapk/docker-volume-gluster/gluster/driver"
)
const timeInterval = 5 * time.Second
func TestMain(m *testing.M) {
//TODO check system for gluster, docker and docker-compose (install container version if needed)
//TODO need root to start plugin
//Setup
setupGlusterCluster()
//Do tests
retVal := m.Run()
//Clean up
cleanGlusterCluster()
os.Exit(retVal)
}
func setupPlugin() {
driver.CfgFolder = "/etc/docker-volumes/gluster-integration"
log.Print(cmd("rm", "-rf", driver.CfgFolder))
log.SetLevel(log.DebugLevel)
gluster.DaemonStart(nil, []string{})
time.Sleep(timeInterval)
log.Print(cmd("docker", "plugin", "ls"))
}
func setupGlusterCluster() {
pwd := currentPWD()
log.Print(cmd("docker-compose", "-f", pwd+"/docker/gluster-cluster/docker-compose.yml", "up", "-d"))
time.Sleep(timeInterval)
nodes := []string{"node-1", "node-2", "node-3"}
for _, n := range nodes {
time.Sleep(timeInterval)
log.Print(cmd("docker-compose", "-f", pwd+"/docker/gluster-cluster/docker-compose.yml", "exec", "-T", n, "mkdir", "-p", "/brick"))
/*
time.Sleep(1 * time.Second)
log.Print(cmd("docker-compose", "-f", pwd+"/docker/gluster-cluster/docker-compose.yml", "exec", "-T", n, "mkdir", "-p", "/brick/replica"))
time.Sleep(1 * time.Second)
log.Print(cmd("docker-compose", "-f", pwd+"/docker/gluster-cluster/docker-compose.yml", "exec", "-T", n, "mkdir", "-p", "/brick/distributed"))
*/
}
containers := getGlusterClusterContainers()
log.Print("CIDs : ", containers)
for _, n := range []int{1, 2} {
time.Sleep(timeInterval)
ip := getContainerIP(containers[n])
log.Print("IP node-"+strconv.Itoa(n+1)+" : ", ip)
log.Print(cmd("docker-compose", "-f", pwd+"/docker/gluster-cluster/docker-compose.yml", "exec", "-T", "node-1", "gluster", "peer", "probe", ip))
}
time.Sleep(timeInterval)
log.Print(cmd("docker-compose", "-f", pwd+"/docker/gluster-cluster/docker-compose.yml", "exec", "-T", "node-1", "gluster", "pool", "list"))
log.Print(cmd("docker-compose", "-f", pwd+"/docker/gluster-cluster/docker-compose.yml", "exec", "-T", "node-1", "gluster", "peer", "status"))
time.Sleep(timeInterval)
log.Print(cmd("docker-compose", "-f", pwd+"/docker/gluster-cluster/docker-compose.yml", "exec", "-T", "node-1", "gluster", "volume", "create", "test-replica", "replica", "3", "node-1:/brick/replica", "node-2:/brick/replica", "node-3:/brick/replica"))
time.Sleep(timeInterval)
log.Print(cmd("docker-compose", "-f", pwd+"/docker/gluster-cluster/docker-compose.yml", "exec", "-T", "node-1", "gluster", "volume", "create", "test-distributed", "node-1:/brick/distributed", "node-2:/brick/distributed", "node-3:/brick/distributed"))
time.Sleep(timeInterval)
log.Print(cmd("docker-compose", "-f", pwd+"/docker/gluster-cluster/docker-compose.yml", "exec", "-T", "node-1", "gluster", "volume", "start", "test-replica"))
time.Sleep(timeInterval)
log.Print(cmd("docker-compose", "-f", pwd+"/docker/gluster-cluster/docker-compose.yml", "exec", "-T", "node-1", "gluster", "volume", "start", "test-distributed"))
time.Sleep(timeInterval)
}
//gluster pool list
func cleanGlusterCluster() {
pwd := currentPWD()
log.Print(cmd("docker-compose", "-f", pwd+"/docker/gluster-cluster/docker-compose.yml", "down"))
log.Print(cmd("docker", "volume", "rm", "-f", "distributed", "replica"))
log.Print(cmd("docker", "volume", "prune", "-f"))
//TODO log.Print(cmd("docker", "system", "prune", "-af"))
}
func cmd(cmd string, arg ...string) (string, error) {
fmt.Println("Executing: " + cmd + " " + strings.Join(arg, " "))
c := exec.Command(cmd, arg...)
var out bytes.Buffer
c.Stdout = &out
c.Stderr = &out
err := c.Run()
return out.String(), err
}
func currentPWD() string {
_, filename, _, _ := runtime.Caller(0)
return filepath.Dir(filename)
}
func getGlusterClusterContainers() []string {
pwd := currentPWD()
list, _ := cmd("docker-compose", "-f", pwd+"/docker/gluster-cluster/docker-compose.yml", "ps", "-q")
return strings.Split(list, "\n")
}
func getContainerIP(cid string) string {
ips, _ := cmd("docker", "inspect", "--format", "'{{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}}'", cid)
return strings.Trim(strings.Split(ips, "\n")[0], "'")
}
func TestIntegration(t *testing.T) {
//Startplugin with empty config
go setupPlugin()
time.Sleep(3 * timeInterval)
containers := getGlusterClusterContainers()
log.Print("CIDs : ", containers)
ip := getContainerIP(containers[0])
log.Print("IP node-1 : ", ip)
log.Print(cmd("docker", "volume", "create", "--driver", "gluster", "--opt", "voluri=\""+ip+":test-replica\"", "replica"))
time.Sleep(timeInterval)
log.Print(cmd("docker", "volume", "create", "--driver", "gluster", "--opt", "voluri=\""+ip+":test-distributed\"", "distributed"))
time.Sleep(timeInterval)
log.Print(cmd("docker", "volume", "ls"))
time.Sleep(3 * timeInterval)
//TODO docker volume create --driver sapk/plugin-gluster --opt voluri="<volumeserver>:<volumename>" --name test
log.Print(cmd("docker", "run", "--rm", "-t", "-v", "replica:/mnt", "alpine", "/bin/sh", "-c", "'date | tee /mnt/test'"))
time.Sleep(3 * timeInterval)
log.Print(cmd("docker", "run", "--rm", "-t", "-v", "distributed:/mnt", "alpine", "/bin/sh", "-c", "'date | tee /mnt/test'"))
}